tablebridge
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| TABLEBRIDGE_DATA_DIR | No | Directory of files to expose (the sandbox boundary) | . |
| TABLEBRIDGE_MAX_ROWS | No | Max rows returned per query/preview | 1000 |
| TABLEBRIDGE_RECURSIVE | No | Scan subdirectories too | 1 |
Capabilities
Features and capabilities supported by this server
| Capability | Details |
|---|---|
| tools | {
"listChanged": false
} |
| prompts | {
"listChanged": false
} |
| resources | {
"subscribe": false,
"listChanged": false
} |
| experimental | {} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| list_sourcesA | List the tables available to query (one per data file) with column counts. Start here: each CSV/Parquet/JSON file under the data directory is exposed as a table you can SELECT from and JOIN across. |
| describeC | Show a table's columns and types. |
| previewA | Return the first |
| queryA | Run a read-only SQL query (DuckDB dialect) across the loaded tables. Supports SELECT / WITH / DESCRIBE / SUMMARIZE and JOINs across files. Writes
and raw file-access functions are rejected. Results are capped at
TABLEBRIDGE_MAX_ROWS; a |
| refreshA | Re-scan the data directory (pick up added/changed files) and report the count. |
| server_infoA | Report the effective configuration (data dir, row cap, supported formats). |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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